using System;
using ChartDirector;

namespace CSharpChartExplorer
{
    public class polarzones2 : DemoModule
    {
        //Name of demo module
        public string getName() { return "Sector Zones"; }

        //Number of charts produced in this demo module
        public int getNoOfCharts() { return 1; }

        //Main code for creating chart.
        //Note: the argument img is unused because this demo only has 1 chart.
        public void createChart(WinChartViewer viewer, string img)
        {
            // The data for the chart
            double[] data = {5.1, 1.5, 5.1, 4.0, 1.7, 8.7, 9.4, 2.1, 3.5, 8.8, 5.0,
                6.0};

            // The labels for the chart
            string[] labels = {"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul",
                "Aug", "Sept", "Oct", "Nov", "Dec"};

            // Create a PolarChart object of size 400 x 420 pixels. with a metallic
            // blue (9999ff) background color and 1 pixel 3D border
            PolarChart c = new PolarChart(400, 420, Chart.metalColor(0x9999ff),
                0x000000, 1);

            // Add a title to the chart using 16 pts Arial Bold Italic font. The
            // title text is white (0xffffff) on deep blue (000080) background
            c.addTitle("Chemical Concentration", "Arial Bold Italic", 16, 0xffffff
                ).setBackground(0x000080);

            // Set center of plot area at (200, 240) with radius 145 pixels. Set
            // background color to green (0x33ff33)
            c.setPlotArea(200, 240, 145, 0x33ff33);

            // Set the labels to the angular axis
            c.angularAxis().setLabels(labels);

            // Color the sector between label index = 5.5 to 7.5 as red (ff3333) zone
            c.angularAxis().addZone(5.5, 7.5, 0xff3333);

            // Color the sector between label index = 4.5 to 5.5, and also between
            // 7.5 to 8.5, as yellow (ff3333) zones
            c.angularAxis().addZone(4.5, 5.5, 0xffff00);
            c.angularAxis().addZone(7.5, 8.5, 0xffff00);

            // Set the grid style to circular grid
            c.setGridStyle(false);

            // Use semi-transparent (40ffffff) label background so as not to block
            // the data
            c.radialAxis().setLabelStyle().setBackground(0x40ffffff, 0x40000000);

            // Add a legend box at (200, 30) top center aligned, using 9 pts Arial
            // Bold font. with a black border.
            LegendBox legendBox = c.addLegend(200, 30, false, "Arial Bold", 9);
            legendBox.setAlignment(Chart.TopCenter);

            // Add legend keys to represent the red/yellow/green zones
            legendBox.addKey("Very Dry", 0xff3333);
            legendBox.addKey("Critical", 0xffff00);
            legendBox.addKey("Moderate", 0x33ff33);

            // Add a blue (0x80) line layer with line width set to 3 pixels and use
            // purple (ff00ff) cross symbols for the data points
            PolarLineLayer layer = c.addLineLayer(data, 0x000080);
            layer.setLineWidth(3);
            layer.setDataSymbol(Chart.Cross2Shape(), 15, 0xff00ff);

            // Output the chart
            viewer.Image = c.makeImage();

            // Include tool tip for the chart.
            viewer.ImageMap = layer.getHTMLImageMap("clickable", "",
                "title='Concentration on {label}: {value} ppm'");
        }
    }
}

